Comb Binding Machine, 21-Hole, 450 Sheet Capacity, Paper Punch Comb Binder Machine Starter Kit with 50 PCS 12mm Binding Combs for A4, A5 or Smaller Sizes Product Detailed Parameters Operation Mode Manual Product Size Specilized for A4,A5 Paper Punching Capacity Max Punching 1 Sheet of PVC Cover or 10-12 Sheets of 20LB Printing Paper or 2 Sheets of 230g(≤85lb) Cover/Textured Paper Binding capacity 6mm comb(20sheets) to 51mm(450shheets ) Paper Margin Range 2mm to 5 mm Number of Holes 21 holes Compatible Comb Size 6mm（1/4”）to 51mm（2“ Brand FOSHISY Package Dimensions 40.6 x 29.5 x 17.4 cm; 3.93 kg Material Type Metal+plastic Number of Items 1 Sheet Size 21 x 29.7 Centimetres Item Weight 3.93 kg
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